Vol. 23 (Suppl 2) 2002 Neuro endocrinology letters

The physics of light and sunlight.

: The physical properties of light, both natural and artificial, play a significant role in its interaction with humans. Although there is a yet-to-be-explained duality between light as waves and light as photons, we do understand many of the characteristics of light that affect living things. Here I review the general history of light .....